CN216338280U - Scraper device for removing defects on surface of guide roller of spunbonded nonwoven material - Google Patents
Scraper device for removing defects on surface of guide roller of spunbonded nonwoven material Download PDFInfo
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- CN216338280U CN216338280U CN202122445569.7U CN202122445569U CN216338280U CN 216338280 U CN216338280 U CN 216338280U CN 202122445569 U CN202122445569 U CN 202122445569U CN 216338280 U CN216338280 U CN 216338280U
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- 239000000463 material Substances 0.000 title claims abstract description 34
- 230000007547 defect Effects 0.000 title claims abstract description 13
- 238000004804 winding Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000009987 spinning Methods 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 abstract description 14
- 239000000155 melt Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000109 continuous material Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
The utility model discloses a scraper device for removing defects on the surface of a guide roller of a spunbonded nonwoven material, and relates to the technical field of spunbonded nonwoven material equipment. The roller surface defect removing scraper device arranged right above the guide roller can timely remove high polymer filaments or lumps adhered to the surface of the guide roller when the guide roller rotates and pressurizes, can maintain the smooth surface of the guide roller and the uniformity of the apparent structure of the spun-bonded non-woven material, and is provided with the collecting box and the bottom plate on one side of the guide roller, so that the scraped high polymer filaments or lumps are attracted into the collecting box under the action of the induced draft fan, and the high polymer filaments or lumps are prevented from falling into the surface of the spun-bonded non-woven material.
Description
Technical Field
The utility model relates to the technical field of spun-bonded non-woven material equipment, in particular to a scraper device for removing defects on the surface of a guide roller of a spun-bonded non-woven material.
Background
In a conventional spunbond nonwoven forming process, a high polymer melt is extruded through orifices to form a continuous melt, the melt is passed through an air compression device, in a narrow slit directly below the device, and a high pressure gas stream is moved at high velocity to elongate and attenuate the continuous melt to form continuous filaments. The filaments fall to a net curtain and are bonded with each other to form a continuous non-woven material, the continuous non-woven material is compacted by a guide roller to increase the surface bonding strength and the form uniformity, the spun-bonded non-woven material is prepared, and the spun-bonded non-woven material is wound into a roll by a winding device. In the existing spun-bonded non-woven material forming process, the guide roller is generally made of stainless steel and has a smooth surface. However, as the equipment is continuously produced, the surface of the guide roller is easy to be bonded with high polymer melt lumps, and the lumps are easy to cause holes on the surface of the spun-bonded non-woven material and damage the material structure in subsequent production, so that the performance of the spun-bonded non-woven material is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a scraper device for removing defects on the surface of a guide roller of a spunbonded nonwoven material, which aims to solve the problem that polymer melt lumps are easy to bond on the surface of the guide roller along with the continuous production of equipment, and are easy to cause the formation of holes on the surface of the spunbonded nonwoven material and the damage of the material structure in the subsequent production, so that the performance of the spunbonded nonwoven material is reduced.
In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows:
a scraper device for removing defects on the surface of a guide roller of a spunbonded nonwoven material comprises side plates, guide rollers and scrapers, wherein the number of the side plates is two, two of the side plates are provided with four rotating rollers arranged in an inverted trapezoid shape, the surfaces of the rotating rollers are rotatably connected with a conveyor belt, one of the side plates is provided with a first motor fixedly connected with the upper end of one side, the upper end of the side plate is fixedly provided with a fixed frame, the upper end of the inside of the fixed frame is fixedly provided with a spinning nozzle, the inside of the fixed frame is positioned below the spinning nozzle and is fixedly provided with an air compression device, the bottom end of the inside of the fixed frame is positioned below the air compression device and is fixedly provided with a narrow slit device, one side of the narrow slit device at the upper end of the side plate is symmetrically provided with two fixed plates, and the position between the two fixed plates, which is close to the side plates, is provided with the guide rollers, one of them one side bottom fixedly connected with second motor of fixed plate, the upper end of fixed plate just is located the position department fixed mounting directly over the deflector roll and has the knife rest, one side fixed surface of knife rest is connected with the scraper.
Preferably, one side fixed mounting that fixed frame was kept away from to the fixed plate has a collection frame, the bottom of collecting the frame is provided with the bottom plate, the one end that the inside of collecting the frame is close to the scraper is provided with the draught fan, just draught fan fixed mounting bottom plate's top surface, the hole has been seted up to the one end that the draught fan was kept away from to the bottom plate, just the one end of draught fan is located the hole and collects the box under fixedly connected with.
Preferably, the upper end of the fixed plate is provided with a through hole, the side surfaces of the two ends of the knife rest are provided with threaded holes, the through hole and the threaded holes are coaxially arranged, the through hole is internally inserted with a connecting rod, one end of the connecting rod extends to the inside of the threaded hole, one end of the connecting rod extending to the inside of the threaded hole is provided with a thread tooth matched with the threaded hole, and the other end of the connecting rod penetrates through the fixed plate and is fixedly connected with the handle through the through hole.
Preferably, the surface of one side of the side plate close to the collecting frame is fixedly connected with a support, one side of the support is fixedly connected with a third motor, and the inside of the support is rotatably connected with a winding roller.
Preferably, the output end of the first motor penetrates through the side plate and is fixedly connected with one of the rotating rollers, the output end of the second motor penetrates through one of the fixing plates and is fixedly connected with the guide roller, and the output end of the third motor penetrates through the support and is fixedly connected with the winding roller.
Preferably, the scraper is circular-arc, just the bottom and the deflector roll looks butt of scraper, the one end that the bottom plate is close to the deflector roll is circular-arc, and with the radian of deflector roll is the same, the bottom plate is the certain gap of surface interval of circular-arc one end surface and deflector roll.
Preferably, the bottom surface of the guide roller abuts against the other rotating roller, and the winding roller is horizontally arranged at the bottom end of the guide roller.
Compared with the prior art, the utility model provides the scraper device for removing the defects on the surface of the guide roll of the spunbonded nonwoven material, which has the following beneficial effects:
the roller surface defect removing scraper device arranged right above the guide roller can timely remove high polymer filaments or lumps adhered to the surface of the guide roller when the guide roller rotates and pressurizes, can maintain the smooth surface of the guide roller and the uniformity of the apparent structure of the spun-bonded non-woven material, and is provided with the collecting box and the bottom plate on one side of the guide roller, so that the scraped high polymer filaments or lumps are attracted into the collecting box under the action of the induced draft fan, and the high polymer filaments or lumps are prevented from falling into the surface of the spun-bonded non-woven material.
Drawings
FIG. 1 is a schematic view of a doctor blade assembly for removing defects from a roll surface of a spunbond nonwoven material in accordance with the present invention;
FIG. 2 is a schematic cross-sectional view of a doctor blade assembly for removing defects from a roll surface of a spunbond nonwoven material in accordance with the present invention;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2 according to the present invention;
the reference numbers in the figures are:
1. a side plate; 2. a first motor; 3. a rotating roller; 4. a conveyor belt; 5. a fixed frame; 6. a spinneret; 7. An air compression device; 8. a narrow slit arrangement; 9. a fixing plate; 10. a second motor; 11. a guide roller; 12. a tool holder; 13. a scraper; 14. a collection frame; 15. a base plate; 16. an induced draft fan; 17. a collection box; 18. a support; 19. a third motor; 20. a wind-up roll; 21. a through hole; 22. a threaded hole; 23. a connecting rod; 24. thread teeth; 25. a handle.
Detailed Description
The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-3, a scraper device for removing defects on the surface of a guide roller of a spunbonded nonwoven material comprises two side plates 1, a guide roller 11 and a scraper 13, wherein four rotating rollers 3 are arranged between the two side plates 1, the four rotating rollers 3 are arranged in an inverted trapezoid shape, the surface of each rotating roller 3 is rotatably connected with a conveyor belt 4, the upper end of one side plate 1 is fixedly connected with a first motor 2, the upper end of the side plate 1 is fixedly provided with a fixed frame 5, the upper end of the inside of the fixed frame 5 is fixedly provided with a spinning nozzle 6, the inside of the fixed frame 5 is fixedly provided with an air compression device 7 below the spinning nozzle 6, the bottom end of the inside of the fixed frame 5 is fixedly provided with a narrow slit device 8 below the air compression device 7, one side of the narrow slit device 8 at the upper end of the side plate 1 is symmetrically provided with two fixing plates 9, a guide roller 11 is arranged between the two fixing plates 9 and close to the side plate 1, a second motor 10 is fixedly connected to the bottom end of one side of one of the fixing plates 9, a knife rest 12 is fixedly mounted at the upper end of the fixing plate 9 and at a position right above the guide roller 11, and a scraper 13 is fixedly connected to the surface of one side of the knife rest 12.
Specifically, one side fixed mounting that fixed frame 5 was kept away from to fixed plate 9 has collection frame 14, and the bottom of collecting frame 14 is provided with bottom plate 15, and the one end that the inside of collecting frame 14 is close to scraper 13 is provided with draught fan 16, and draught fan 16 fixed mounting bottom plate 15's top surface, and the hole has been seted up to the one end that draught fan 16 was kept away from to bottom plate 15, and draught fan 16's one end is located the hole and collects box 17 to fixedly connected with under.
Specifically, through-hole 21 has been seted up to the upper end of fixed plate 9, threaded hole 22 has been seted up to the both ends side of knife rest 12, and through-hole 21 and the coaxial setting of threaded hole 22, it has connecting rod 23 to peg graft in the inside of through-hole 21, the one end of connecting rod 23 extends to the inside of threaded hole 22, and connecting rod 23 extend to the inside one end of threaded hole 22 be provided with threaded hole 22 assorted thread tooth 24, the other end of connecting rod 23 runs through fixed plate 9 and handle 25 fixed connection through-hole 21, knife rest 12 passes through connecting rod 23 fixed mounting between two fixed plates 9, rotate the position between adjustable scraper 13 of connecting rod 23 and the deflector roll 11 through handle 25.
Specifically, a support 18 is fixedly connected to the surface of one side, close to the collecting frame 14, of the side plate 1, a third motor 19 is fixedly connected to one side of the support 18, a winding roller 20 is rotatably connected to the inside of the support 18, the bottom end surface of the guide roller 11 abuts against another rotating roller 3, and the winding roller 20 is horizontally arranged at the bottom end of the guide roller 11.
Specifically, the output end of the first motor 2 penetrates through the side plate 1 to be fixedly connected with one of the rotating rollers 3, the output end of the second motor 10 penetrates through one of the fixing plates 9 to be fixedly connected with the guide roller 11, and the output end of the third motor 19 penetrates through the bracket 18 to be fixedly connected with the winding roller 20.
Specifically, the scraper 13 is arc-shaped, the bottom end of the scraper 13 is abutted against the guide roller 11, one end, close to the guide roller 11, of the bottom plate 15 is arc-shaped and has the same radian as that of the guide roller 11, the arc-shaped end surface of the bottom plate 15 is a gap with a certain distance with the surface of the guide roller 11, the width of the gap is +/-0.2 mm, and the extremely small gap prevents removed high polymer filaments or lumps from passing through the gap and falling into the surface of the spunbonded nonwoven material.
The working principle and the using process of the utility model are as follows: after the device is installed, when the device is checked to be used without errors, high polymer melt in a spinning nozzle 6 flows out through a spinning hole to form continuous melt, the melt flows through an air compression device 7 and moves to a narrow slit device 8 right below, the high-speed airflow moves to enable the melt to be drawn and attenuated to form filaments, the filaments are contacted with a net curtain on a conveyor belt 4 and mutually bonded to form continuous materials, the materials are pressurized through a guide roller 11, the uniformity of the surface structure is improved to form a spunbonded non-woven material, a small amount of high polymer filaments or lumps adhered to the surface of the guide roller 11 are timely removed under the action of a scraper 13, the removed high polymer filaments or lumps fall onto the surface of a bottom plate 15, and the scraped high polymer filaments or lumps are attracted into a collection box 17 under the action of an induced draft fan 16.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A doctor device for removing defects on the surface of a guide roll of a spunbonded nonwoven material, comprising a side plate (1), a guide roll (11) and a doctor blade (13), and is characterized in that: the number of the side plates (1) is two, four rotating rollers (3) are arranged between the two side plates (1), the four rotating rollers (3) are arranged in an inverted trapezoidal mode, the surface of each rotating roller (3) is connected with a conveying belt (4) in a rotating mode, one upper end of one side of each side plate (1) is fixedly connected with a first motor (2), a fixed frame (5) is fixedly installed at the upper end of the corresponding side plate (1), a spinning nozzle (6) is fixedly installed at the upper end of the inside of the fixed frame (5), an air compression device (7) is fixedly installed below the spinning nozzle (6) inside the fixed frame (5), a narrow slit device (8) is fixedly installed below the air compression device (7) at the bottom end of the inside of the fixed frame (5), two fixing plates (9) are symmetrically arranged on one side of the narrow slit device (8) at the upper end of each side plate (1), two position department that is close to curb plate (1) between fixed plate (9) is provided with deflector roll (11), one of them one side bottom fixedly connected with second motor (10) of fixed plate (9), the upper end of fixed plate (9) just is located deflector roll (11) and locates fixed mounting there is knife rest (12) directly over, one side fixed surface of knife rest (12) is connected with scraper (13).
2. A doctor apparatus as claimed in claim 1 for doctoring a roll surface of a spunbond nonwoven material, wherein: fixed frame (5) was kept away from in fixed plate (9) one side fixed mounting has collection frame (14), the bottom of collecting frame (14) is provided with bottom plate (15), the one end that the inside of collecting frame (14) is close to scraper (13) is provided with draught fan (16), just the top surface of draught fan (16) fixed mounting bottom plate (15), the hole has been seted up to the one end that draught fan (16) were kept away from in bottom plate (15), just the one end of draught fan (16) is located the hole and collects box (17) fixedly connected with under.
3. A doctor apparatus as claimed in claim 1 for doctoring a roll surface of a spunbond nonwoven material, wherein: through-hole (21) have been seted up to the upper end of fixed plate (9), threaded hole (22) have been seted up to the both ends side of knife rest (12), just through-hole (21) and threaded hole (22) coaxial setting, the inside grafting of through-hole (21) has connecting rod (23), the one end of connecting rod (23) extends to the inside of threaded hole (22), just connecting rod (23) extend to the inside one end of threaded hole (22) be provided with threaded tooth (24) of threaded hole (22) assorted, the other end of connecting rod (23) runs through fixed plate (9) and handle (25) fixed connection through-hole (21).
4. A doctor apparatus as claimed in claim 1 for doctoring a roll surface of a spunbond nonwoven material, wherein: the side plate (1) is close to one side surface fixed connection of collecting frame (14) and is provided with a support (18), one side fixed connection of support (18) is provided with a third motor (19), and the inside of support (18) is rotatably connected with a winding roller (20).
5. A doctor apparatus as claimed in claim 4, wherein: the output end of the first motor (2) penetrates through the side plate (1) and one of the side plate and the rotating roller (3) and is fixedly connected, the output end of the second motor (10) penetrates through one of the fixing plate (9) and the guide roller (11) and is fixedly connected, and the output end of the third motor (19) penetrates through the support (18) and the winding roller (20) and is fixedly connected with the support.
6. A doctor apparatus as claimed in claim 2 for stripping the roll surface of a spunbond nonwoven web, wherein: scraper (13) are circular-arcly, just the bottom and deflector roll (11) looks butt of scraper (13), bottom plate (15) are close to the one end of deflector roll (11) and are circular-arcly, and with the radian of deflector roll (11) is the same, bottom plate (15) are the certain gap of surface interval of circular-arcly one end surface and deflector roll (11).
7. A doctor apparatus as claimed in claim 5, wherein: the bottom end surface of the guide roller (11) is connected with the other rotating roller (3) in an abutting mode, and the bottom end of the winding roller (20) and the bottom end of the guide roller (11) are horizontally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122445569.7U CN216338280U (en) | 2021-10-11 | 2021-10-11 | Scraper device for removing defects on surface of guide roller of spunbonded nonwoven material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122445569.7U CN216338280U (en) | 2021-10-11 | 2021-10-11 | Scraper device for removing defects on surface of guide roller of spunbonded nonwoven material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216338280U true CN216338280U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122445569.7U Active CN216338280U (en) | 2021-10-11 | 2021-10-11 | Scraper device for removing defects on surface of guide roller of spunbonded nonwoven material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216338280U (en) |
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2021
- 2021-10-11 CN CN202122445569.7U patent/CN216338280U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231025 Address after: 215000 158 Chengsi Road, Lili Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Suzhou Kangfusheng Material Technology Co.,Ltd. Address before: 215021 No. 178, Ganjiang East Road, Gusu District, Suzhou City, Jiangsu Province Patentee before: Suzhou Kangsheng Fluorine Material Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |